public override void compute(Texture tex_color_front, Texture tex_color_back)
{
Depth.setMask(false);
Depth.disableTest();
Blend.enable();
_fbo_blend.bind();
Buffer.draw(DrawBufferMode.ColorAttachment0);
Blend.equation(BlendEquationMode.FuncAdd);
Blend.funcSeparate(BlendingFactorSrc.DstAlpha, BlendingFactorDest.One, BlendingFactorSrc.Zero, BlendingFactorDest.OneMinusSrcAlpha);
{
Texture.rendering.use();
{
Texture.active(TextureUnit.Texture0); tex_color_front.bind();
Texture.image.draw();
}
Shading.close();
}
Buffer.draw(DrawBufferMode.ColorAttachment1);
Blend.equation(BlendEquationMode.FuncAdd);
Blend.func(BlendingFactorSrc.One, BlendingFactorDest.OneMinusSrcAlpha);
{
Texture.rendering.use();
{
Texture.active(TextureUnit.Texture0); tex_color_back.bind();
Texture.image.draw();
}
Shading.close();
}
Blend.disable();
Depth.enableTest();
Depth.setMask(true);
}
public override void draw(bool useTexture)
{
_fbo_color.bind();
Depth.clear();
Buffer.draw(DrawBufferMode.ColorAttachment0);
Buffer.clear(0, 0, 0, 0);
_rendering.use();
{
Texture.active(TextureUnit.Texture0); _tex_blend.bind();
if (useTexture)
{
Texture.active(TextureUnit.Texture1);
Example._scene.backgroundTexture.bind();
Texture.sampler.bind(1);
}
else
{
_rendering.bindUniform4("color_background", Example._scene.backgroundColor);
}
_rendering.bindUniform1("useTexture", useTexture ? 1 : 0);
Texture.image.draw();
}
Shading.close();
FrameBuffer.unbind();
Buffer.draw(DrawBufferMode.Back);
Depth.clear();
Buffer.clear(0, 0, 0, 0);
_tex_color.draw();
}
public void compute()
{
_fbo.bind();
Buffer.draw(DrawBufferMode.ColorAttachment0);
Buffer.setMask(0, true, false, false, false);
Buffer.clear(0, 0, 0, 0);
Depth.disableTest();
Depth.setMask(false);
Blend.equation(BlendEquationMode.FuncAdd);
Blend.func(BlendingFactorSrc.One, BlendingFactorDest.One);
Blend.enable();
Example._scene.thickComputing.use();
{
Matrix4 tr = Example._scene.meshAnimation.pose.transformation_matrix;
Example._scene.thickComputing.bindUniformMatrix4("transformation_matrix", false, ref tr);
Example._scene.meshAnimation.pose.drawElements();
}
Shading.close();
Blend.disable();
Depth.enableTest();
Depth.setMask(true);
Buffer.setMask(0, true, true, true, true);
FrameBuffer.unbind();
Buffer.draw(DrawBufferMode.Back);
}
public void updateShaders(ref Shading rendering)
{
rendering.use();
{
// Depth
// if (_camera.inverseZ)
{
// rendering.bindUniform1("zNear", _camera.zFar);
// rendering.bindUniform1("zFar", _camera.zNear);
}
//else
{
rendering.bindUniform1("zNear", _camera.zNear);
rendering.bindUniform1("zFar", _camera.zFar);
}
// Clipping
rendering.bindUniform1("cappingPlane", _multiFragmentRendering.cappingPlane);
rendering.bindUniform1("cappingAngle", _multiFragmentRendering.cappingAngle);
// Gamma
rendering.bindUniform1("gamma", _gamma);
// Light
rendering.bindBuffer(1, "Light", _light.buffer.index, BufferRangeTarget.UniformBuffer);
rendering.bindUniform1("IlluminationMode", (int)_illuminationMode);
}
Shading.close();
}
public void draw()
{
Texture._rendering.use();
{
Texture.active(TextureUnit.Texture0); bind();
Texture._image.draw();
unbind();
}
Shading.close();
}
public void drawB()
{
Texture._rendering_background.use();
{
Texture.active(TextureUnit.Texture0);
bind();
Texture.sampler.bind(0);
Texture._image.draw();
unbind();
}
Shading.close();
}
protected override void initShaders()
{
_init = new Shader("rendering/transparency/wsum/init", ShaderType.FragmentShader);
_init.complile(ShaderType.FragmentShader);
_initing = new Shading();
_initing.create();
if (Example._scene.tessellation)
{
_initing.attachShader(Example._scene.renderVertexTess.id);
_initing.attachShader(Example._scene.renderTessellationControl.id);
_initing.attachShader(Example._scene.renderTessellationEvaluation.id);
}
else
{
_initing.attachShader(Example._scene.renderVertex.id);
}
_initing.attachShader(Example._scene.renderGeometry.id);
_initing.attachShader(Example._scene.phongFragment.id);
_initing.attachShader(Example._scene.computePixelColor.id);
_initing.attachShader(_init.id);
_initing.link();
_initing.use();
{
_initing.bindBuffer(0, "Camera", Example._scene.camera.buffer.index, BufferRangeTarget.UniformBuffer);
_initing.bindBuffer(1, "Light", Example._scene.light.buffer.index, BufferRangeTarget.UniformBuffer);
}
Shading.close();
_render = new Shader("rendering/transparency/wsum/render", ShaderType.FragmentShader);
_render.complile(ShaderType.FragmentShader);
_rendering = new Shading();
_rendering.create();
_rendering.attachShader(Texture.vertex.id);
_rendering.attachShader(_render.id);
_rendering.link();
_rendering.use();
{
_rendering.bindUniformMatrix4("modelview_matrix", false, ref Texture.modelview_matrix);
_rendering.bindUniform1("width", Example._scene.width);
_rendering.bindUniform1("height", Example._scene.height);
}
Shading.close();
}
protected override void initShaders()
{
_render = new Shader("rendering/transparency/wsum/dual/render", ShaderType.FragmentShader);
_render.complile(ShaderType.FragmentShader);
_rendering = new Shading();
_rendering.create();
_rendering.attachShader(Texture.vertex.id);
_rendering.attachShader(_render.id);
_rendering.link();
_rendering.use();
{
_rendering.bindUniformMatrix4("modelview_matrix", false, ref Texture.modelview_matrix);
}
Shading.close();
}
public void computeDUAL(ref Texture tex_depth)
{
_fbo_dual.bind();
Buffer.draw(DrawBufferMode.ColorAttachment0 + _currID);
Buffer.setMask(_currID, true, true, true, false);
Buffer.clear(0, 0, 0, 0);
Example._scene.thickComputing_dual.use();
{
Example._scene.thickComputing_dual.bindUniform1("layers", _currID);
Texture.active(TextureUnit.Texture0); tex_depth.bind();
Texture.active(TextureUnit.Texture1); _tex_dual[1 - _currID].bind();
Texture.image.draw();
}
Shading.close();
Buffer.setMask(_currID, true, true, true, true);
_currID = 1 - _currID;
}
public void computeK_Buffer(ref Texture tex_depth, bool stencil, bool k_multi)
{
if (stencil)
{
Example._scene.thickComputing_k_stencil_buffer.use();
}
else if (k_multi)
{
Example._scene.thickComputing_k_multi_buffer_Z.use();
}
else
{
Example._scene.thickComputing_k_buffer.use();
}
{
Texture.active(TextureUnit.Texture0);
tex_depth.bind();
Texture.image.draw();
}
Shading.close();
}
public override void draw(bool useTexture)
{
_fbo_color.bind();
Depth.clear();
Buffer.draw(DrawBufferMode.ColorAttachment0);
Buffer.clear(0, 0, 0, 0);
_rendering.use();
{
Texture.active(TextureUnit.Texture0); _tex_blend.bind();
Texture.active(TextureUnit.Texture1); _tex_back.bind();
Texture.image.draw();
}
Shading.close();
FrameBuffer.unbind();
Buffer.draw(DrawBufferMode.Back);
Depth.clear();
Buffer.clear(0, 0, 0, 0);
_tex_color.draw();
}
static Texture()
{
_image = new Image();
_sampler = new Sampler();
//--- final pass Shader
_vertex = new Shader("image/render", ShaderType.VertexShader);
_fragment = new Shader("image/render", ShaderType.FragmentShader);
_vertex.complile(ShaderType.VertexShader);
_fragment.complile(ShaderType.FragmentShader);
_rendering = new Shading();
_rendering.create();
_rendering.attachShader(_vertex.id);
_rendering.attachShader(_fragment.id);
_rendering.link();
modelview_matrix = Matrix4.CreateOrthographicOffCenter(0, 1, 0, 1, -1, 1);
_rendering.use();
{
_rendering.bindUniformMatrix4("modelview_matrix", false, ref modelview_matrix);
int _multisamples = 8;
//GL.GetInteger(GetPName.MaxSamples, out _multisamples);
_rendering.bindUniform1("samples", _multisamples);
}
Shading.close();
_fragment_background = new Shader("image/render_background", ShaderType.FragmentShader);
_fragment_background.complile(ShaderType.FragmentShader);
_rendering_background = new Shading();
_rendering_background.create();
_rendering_background.attachShader(_vertex.id);
_rendering_background.attachShader(_fragment_background.id);
_rendering_background.link();
_rendering_background.use();
{
_rendering_background.bindUniformMatrix4("modelview_matrix", false, ref modelview_matrix);
_rendering_background.bindUniform1("width", Example._scene.width);
_rendering_background.bindUniform1("height", Example._scene.height);
}
Shading.close();
_copy = new Shader("image/copy", ShaderType.FragmentShader);
_copy.complile(ShaderType.FragmentShader);
_copying = new Shading();
_copying.create();
_copying.attachShader(_vertex.id);
_copying.attachShader(_copy.id);
_copying.link();
_copying.use();
{
_copying.bindUniformMatrix4("modelview_matrix", false, ref modelview_matrix);
}
Shading.close();
}
public void initShaders()
{
// Render Shaders
{
_renderVertex = new Shader("rendering/render", ShaderType.VertexShader);
_renderVertexRegions = new Shader("rendering/render_regions", ShaderType.VertexShader);
_renderGeometry = new Shader("rendering/render", ShaderType.GeometryShader);
_renderGeometryRegions = new Shader("rendering/render_regions", ShaderType.GeometryShader);
_renderFragment = new Shader("rendering/render", ShaderType.FragmentShader);
_renderFragmentRegions = new Shader("rendering/render_regions", ShaderType.FragmentShader);
_phongFragment = new Shader("rendering/illumination", ShaderType.FragmentShader);
_computePixelColor = new Shader("rendering/compute_pixel_color", ShaderType.FragmentShader);
_renderVertex.complile(ShaderType.VertexShader);
_renderVertexRegions.complile(ShaderType.VertexShader);
_renderGeometry.complile(ShaderType.GeometryShader);
_renderGeometryRegions.complile(ShaderType.GeometryShader);
_phongFragment.complile(ShaderType.FragmentShader);
_computePixelColor.complile(ShaderType.FragmentShader);
_renderFragment.complile(ShaderType.FragmentShader);
_renderFragmentRegions.complile(ShaderType.FragmentShader);
}
// Tessellated Render Shaders
if (_tessellation)
{
GL.PatchParameter(PatchParameterInt.PatchVertices, 3);
//float PatchInnerLevel = 1.0f;
//float PatchOuterLevel = 1.0f;
//GL.PatchParameter(PatchParameterFloat.PatchDefaultInnerLevel, ref PatchInnerLevel);
//GL.PatchParameter(PatchParameterFloat.PatchDefaultOuterLevel, ref PatchOuterLevel);
_renderVertexTess = new Shader("rendering/render_tess", ShaderType.VertexShader);
_renderVertexTess.complile(ShaderType.VertexShader);
_renderTessellationControl = new Shader("Control/render", ShaderType.TessControlShader);
_renderTessellationControl.complile(ShaderType.TessControlShader);
_renderTessellationEvaluation = new Shader("Evaluation/render", ShaderType.TessEvaluationShader);
_renderTessellationEvaluation.complile(ShaderType.TessEvaluationShader);
}
// AABB-ConvexHull Shaders
{
_aabb_chVertex = new Shader("aabb-ch/render", ShaderType.VertexShader);
_aabb_chFragment = new Shader("aabb-ch/render", ShaderType.FragmentShader);
_aabb_chVertex.complile(ShaderType.VertexShader);
_aabb_chFragment.complile(ShaderType.FragmentShader);
_aabb_chRendering = new Shading();
_aabb_chRendering.create();
_aabb_chRendering.attachShader(_aabb_chVertex.id);
_aabb_chRendering.attachShader(_aabb_chFragment.id);
_aabb_chRendering.link();
_aabb_chRendering.use();
{
_aabb_chRendering.bindBuffer(0, "Camera", _camera.buffer.index, BufferRangeTarget.UniformBuffer);
}
Shading.close();
}
// Sphere Shaders
{
_sphereVertex = new Shader("sphere/render", ShaderType.VertexShader);
_sphereFragment = new Shader("sphere/render", ShaderType.FragmentShader);
_sphereVertex.complile(ShaderType.VertexShader);
_sphereFragment.complile(ShaderType.FragmentShader);
_sphereRendering = new Shading();
_sphereRendering.create();
_sphereRendering.attachShader(_sphereVertex.id);
_sphereRendering.attachShader(_sphereFragment.id);
_sphereRendering.link();
_sphereRendering.use();
{
_sphereRendering.bindBuffer(0, "Camera", _camera.buffer.index, BufferRangeTarget.UniformBuffer);
}
Shading.close();
}
// Thickness Shaders
{
_thickVertex = new Shader("rendering/translucency/compute", ShaderType.VertexShader);
_thickVertex.complile(ShaderType.VertexShader);
_thickCompute = new Shader("rendering/translucency/compute", ShaderType.FragmentShader);
_thickCompute.complile(ShaderType.FragmentShader);
_thickComputing = new Shading();
_thickComputing.create();
_thickComputing.attachShader(_thickVertex.id);
_thickComputing.attachShader(_thickCompute.id);
_thickComputing.link();
_thickComputing.use();
{
_thickComputing.bindBuffer(0, "Camera", _camera.buffer.index, BufferRangeTarget.UniformBuffer);
}
Shading.close();
#if peel
_thickCompute_f2b = new Shader("rendering/translucency/f2b/compute", ShaderType.FragmentShader);
_thickCompute_f2b.complile(ShaderType.FragmentShader);
_thickComputing_f2b = new Shading();
_thickComputing_f2b.create();
_thickComputing_f2b.attachShader(Texture.vertex.id);
_thickComputing_f2b.attachShader(_thickCompute_f2b.id);
_thickComputing_f2b.link();
_thickComputing_f2b.use();
{
_thickComputing_f2b.bindUniformMatrix4("modelview_matrix", false, ref Texture.modelview_matrix);
}
Shading.close();
_thickCompute_dual = new Shader("rendering/translucency/dual/compute", ShaderType.FragmentShader);
_thickCompute_dual.complile(ShaderType.FragmentShader);
_thickComputing_dual = new Shading();
_thickComputing_dual.create();
_thickComputing_dual.attachShader(Texture.vertex.id);
_thickComputing_dual.attachShader(_thickCompute_dual.id);
_thickComputing_dual.link();
_thickComputing_dual.use();
{
_thickComputing_dual.bindUniformMatrix4("modelview_matrix", false, ref Texture.modelview_matrix);
}
Shading.close();
_thickCompute_k_buffer = new Shader("rendering/translucency/k_buffer/compute", ShaderType.FragmentShader);
_thickCompute_k_buffer.complile(ShaderType.FragmentShader);
_thickComputing_k_buffer = new Shading();
_thickComputing_k_buffer.create();
_thickComputing_k_buffer.attachShader(Texture.vertex.id);
_thickComputing_k_buffer.attachShader(_thickCompute_k_buffer.id);
_thickComputing_k_buffer.link();
_thickComputing_k_buffer.use();
{
_thickComputing_k_buffer.bindUniformMatrix4("modelview_matrix", false, ref Texture.modelview_matrix);
}
Shading.close();
_thickCompute_k_multi_buffer_Z = new Shader("rendering/translucency/k_multi_buffer_Z/compute", ShaderType.FragmentShader);
_thickCompute_k_multi_buffer_Z.complile(ShaderType.FragmentShader);
_thickComputing_k_multi_buffer_Z = new Shading();
_thickComputing_k_multi_buffer_Z.create();
_thickComputing_k_multi_buffer_Z.attachShader(Texture.vertex.id);
_thickComputing_k_multi_buffer_Z.attachShader(_thickCompute_k_multi_buffer_Z.id);
_thickComputing_k_multi_buffer_Z.link();
_thickComputing_k_multi_buffer_Z.use();
{
_thickComputing_k_multi_buffer_Z.bindUniformMatrix4("modelview_matrix", false, ref Texture.modelview_matrix);
}
Shading.close();
_thickCompute_k_stencil_buffer = new Shader("rendering/translucency/k_stencil_buffer/compute", ShaderType.FragmentShader);
_thickCompute_k_stencil_buffer.complile(ShaderType.FragmentShader);
_thickComputing_k_stencil_buffer = new Shading();
_thickComputing_k_stencil_buffer.create();
_thickComputing_k_stencil_buffer.attachShader(Texture.vertex.id);
_thickComputing_k_stencil_buffer.attachShader(_thickCompute_k_stencil_buffer.id);
_thickComputing_k_stencil_buffer.link();
_thickComputing_k_stencil_buffer.use();
{
_thickComputing_k_stencil_buffer.bindUniformMatrix4("modelview_matrix", false, ref Texture.modelview_matrix);
}
Shading.close();
#endif
}
}
